Home / 141,529.20-195,331.68-84,971.76

Finding the Fourth Proportional to 141,529.20, 195,331.68 and 84,971.76

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Solution

The fourth proportional to 141,529.20, 195,331.68 and 84,971.76 is: 117,273.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,529.20 : 195,331.68 = 84,971.76 : x
  2. Step 2: Convert to fraction form
    141,529.20/195,331.68 = 84,971.76/x
  3. Step 3: Cross multiply
    141,529.20x = 195,331.68 × 84,971.76
  4. Step 4: Simplify right side
    141,529.20x = 16,597,676,633.36
  5. Step 5: Solve for x
    x = 16,597,676,633.36/141,529.20
  6. Step 6: Final answer
    x = 117,273.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.